Finding the Fourth Proportional to 68,410.88, 102,532.07 and 48,582.08
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Solution
The fourth proportional to 68,410.88, 102,532.07 and 48,582.08 is: 72,813.29
Step by Step Solution
- Step 1: Write the proportion equation
68,410.88 : 102,532.07 = 48,582.08 : x - Step 2: Convert to fraction form
68,410.88/102,532.07 = 48,582.08/x - Step 3: Cross multiply
68,410.88x = 102,532.07 × 48,582.08 - Step 4: Simplify right side
68,410.88x = 4,981,220,836.10 - Step 5: Solve for x
x = 4,981,220,836.10/68,410.88 - Step 6: Final answer
x = 72,813.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.